multiplicative identity
noun Mathematics.
an identity that when used to multiply a given element in a specified set leaves that element unchanged, as the number 1 for the real-number system.
Origin of multiplicative identity
First recorded in 1955–60
Words nearby multiplicative identity
multiplication sign,
multiplication table,
multiplicative,
multiplicative division,
multiplicative group,
multiplicative identity,
multiplicative inverse,
multiplicity,
multiplier,
multiplier effect,
multiply